5. Imagine a washtub about half full of water. A toy boat containing a rock. floats in the water. Imagine that you lift the rock out of the toy boat and set it aside (NOT in the tub). Would the water level in the tub become higher or lower or would it remain the same as it was when the rock was in the boat? O A. It would become higher. O B. It would become lower.
O C. would remain the same.
O D. It could either become higher or remain the same depending on the density of the rock

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?

Who was the first scientist to measure speed as distance over time?